Home / 1,230,361.80-1,844,886.60-519,586.80

Finding the Fourth Proportional to 1,230,361.80, 1,844,886.60 and 519,586.80

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Solution

The fourth proportional to 1,230,361.80, 1,844,886.60 and 519,586.80 is: 779,103.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,361.80 : 1,844,886.60 = 519,586.80 : x
  2. Step 2: Convert to fraction form
    1,230,361.80/1,844,886.60 = 519,586.80/x
  3. Step 3: Cross multiply
    1,230,361.80x = 1,844,886.60 × 519,586.80
  4. Step 4: Simplify right side
    1,230,361.80x = 958,578,724,856.88
  5. Step 5: Solve for x
    x = 958,578,724,856.88/1,230,361.80
  6. Step 6: Final answer
    x = 779,103.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.